1DD. Radiator AIR Filter Element

1AA. HOSE HANGER: Supports water supply hose.

1BB. STOP POSITION: The saw will stop travel movement when the speed control lever (1O) is in this position. The engine will not start unless the Speed Control Lever (1O) is in the STOP position.

1CC. MANUAL AXLE ADJUSTMENT: Turn bolt to adjust rear drive axle. Rotating it to the right (CW) makes saw drive to the right. Left (CCW) makes saw drive to the left.

FIGURE 2

2A. BLADE SHAFT BOLT: Use to clamp the diamond blade between the inner and outer flange. Right side of saw has left hand threads. Left side of saw has right hand threads.

2B. OUTER FLANGE: Use to hold the diamond blade in position.

2C. OUTER FLANGE ARBOR: Use to support the diamond blade.

2D. LOCKING PIN: Use to prevent the diamond blade from rotating on the shaft during operation.

2E. DIAMOND BLADE: Use as the cutting tool for concrete and asphalt surfaces.

2F. INNER FLANGE: Inside support used to hold the diamond blade in position.

2G. BLADE GUARD NOSE LATCH: Use to latch the front part of blade guard down.

2H. BLADE GUARD FRONT: The front part of the blade guard.

2I. BLADESHAFT: Supports Blade Flanges and blade.

FIGURE 3-1
	3-1D		3-1D3
	3-1D
3-1A			3-1D2
3-1B			3-1D1
3-1B
3-1C
3-1J			3-1N
			3-1N
			3-1M
			3-1G
3-1E			3-1K
3-1E
3-1F	3-1I	3-1H	3-1L

3-1A. ENGINE GEARBOX: Single Speed Model.

3-1B. WATER CONNECTION: Circulates freshwater through gearbox to cool it. Water then flows to the bladeguard.

3-1C. WATER DRAIN VALVE: To drain water from gear- box: Turn Counterclockwise to open, Clockwise to close. Drain daily to prevent corrosion or damage due to freezing temperatures.

3-1D. HOOD LATCH: One latch secures hood in lowered position. US Model Operation: 1. Press HOOD LATCH (3-1D3/3-2D3) inward. 2. Raise hood until HOOD SUPPORT (6H) is engaged & sup- ports hood. CE Model Operation: 1. Use tool to loosen Capscrew (3-1D1/3-2D1). 2. Pivot tube latch (3-1D2/3-2D2) downward. 3. Press HOOD LATCH (3-1D3/3-2D3) inward. 4. Raise hood until HOOD SUPPORT (6H) is engaged & supports hood.

3-1E. FLANGE COVER: Guards against FLANGE contact during operation. Always keep in place!

3-1F. BELT PROTECTOR SHIELD: Keep in place.

3-1G. BLADESHAFT TUBE ASSY: Sealed unit contains bladeshaft, bearings and shaft seals.

3-1H. TIEDOWN LUGS: Used to tie the saw down while transporting by vehicle. Not to be used to lift the saw.

3-1I. ENGINE OIL DRAIN VALVE: Drains engine oil without use of tools.

3-1J. BELT TENSIONING BOLTS:
3-1K. HORIZONTAL CLAMPING BOLTS:
3-1L. BLADE SHAFT PULLEY:
3-1M. V-BELTS: Set of 4.
3-1N. GEARBOX PULLEY:	47
	47

FSA 8400 D, FS 6600 D specifications

Husqvarna has long been a trusted name in the world of professional outdoor power equipment, and its FS 6600 D and FSA 8400 D models exemplify the company's commitment to quality and performance.

The Husqvarna FS 6600 D is a powerful walk-behind concrete saw that is renowned for its exceptional cutting efficiency and robust design. Powered by a high-torque diesel engine, the FS 6600 D is engineered to handle tough, heavy-duty applications with ease. One of its standout features is its adjustable, heavy-duty frame that can accommodate various blade sizes, making it versatile for different cutting depths and applications. The saw's integrated water system helps to manage dust and keeps the blade cool during operation, resulting in cleaner cuts and prolonging blade life. Furthermore, the intelligent design of the FS 6600 D includes an easy-to-use control panel, ensuring operators can quickly start and adjust the saw without hassle.

On the other hand, the Husqvarna FSA 8400 D is part of Husqvarna’s range of professional grass trimmers, specifically designed for demanding tasks and prolonged use. Its lightweight yet robust design makes it an ideal choice for professionals who require mobility and efficiency. The FSA 8400 D features a high-capacity battery and an efficient brushless motor, ensuring powerful performance with minimal noise and vibration. The trimmer’s adjustable handle and ergonomic design allow users to maneuver easily, reducing fatigue during extended usage.

Both products also incorporate advanced technologies to enhance user experience. For instance, the FS 6600 D employs Husqvarna’s SmartStart technology, allowing for easier and faster starts. Similarly, the FSA 8400 D utilizes an intuitive control system that seamlessly integrates speed and power settings, optimizing performance based on the demands of the task at hand.

In summary, the Husqvarna FS 6600 D and FSA 8400 D are prime examples of innovative engineering combined with user-focused design. Their robust features, advanced technologies, and unmatched performance make them essential tools for professionals looking to excel in their trade. Whether cutting concrete or tidying up grassy areas, Husqvarna proves that it understands the needs of its users, delivering reliable solutions that stand the test of time.

Husqvarna FSA 8400 D 1DD. Radiator AIR Filter Element, 1M. V-BELTS Set, 1N. Gearbox Pulley

Models: FSA 8400 D FS 6600 D

1DD. RADIATOR AIR FILTER ELEMENT

2C. OUTER FLANGE ARBOR: Use to support the diamond blade.

3-1D1

3-1M. V-BELTS: Set of 4.

3-1N. GEARBOX PULLEY:

FSA 8400 D, FS 6600 D specifications